The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
Infinite Ammo at Weapon Pick-up
800467c62400
Extra Health
80068bec0000
Infinite Time
80116690ffff
All Levels Open
801462aa0b14
1 Shot Kills Enemy – Any Level
801168d00100
Stops Countdown Timer for Missile Silo Level
801166900bb8